26457808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 55683936

約数和(自身を除く): 29226128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 971, 1048, 1703, 1942, 2096, 3406, 3884, 6812, 7768, 12623, 13624, 15536, 25246, 27248, 50492, 100984, 127201, 201968, 254402, 508804, 1017608, 1653613, 2035216, 3307226, 6614452, 13228904, 26457808]

約数ペア:

[(1, 26457808), (2, 13228904), (4, 6614452), (8, 3307226), (13, 2035216), (16, 1653613), (26, 1017608), (52, 508804), (104, 254402), (131, 201968), (208, 127201), (262, 100984), (524, 50492), (971, 27248), (1048, 25246), (1703, 15536), (1942, 13624), (2096, 12623), (3406, 7768), (3884, 6812)]